Sickle cell disease pain in London and the Caribbean.
D000203:Activities of Daily Living; D000293:Adolescent; D000755:Anemia, Sickle Cell / Q000150:complications / Q000208:ethnology*; D002648:Child; D002675:Child, Preschool; D006801:Humans; D008131:London / Q000453:epidemiology; D008499:Medical Records; D010146:Pain / Q000208:ethnology* / Q000209:etiology; D019436:Saint Vincent and the Grenadines / Q000453:epidemiology; D013997:Time Factors